pentose(redirected from Ketopentose)
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Any of a class of monosaccharides having five carbon atoms per molecule and including ribose and several other sugars.
(Elements & Compounds) any monosaccharide containing five atoms of carbon per molecule: occur mainly in plants and the nucleic acids
[C20: from penta- + -ose2]
a monosaccharide containing five atoms of carbon, as xylose, C5H10O5, or produced from pentosans by hydrolysis.